Reference variables using ${...} syntax.
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@@ -41,8 +41,8 @@ AC_DEFUN([OPM_DYNLINK_BOOST_TEST],
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AC_REQUIRE([AX_BOOST_BASE])
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AC_REQUIRE([AX_BOOST_UNIT_TEST_FRAMEWORK])
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_opm_LIBS_SAVE="$LIBS"
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_opm_CPPFLAGS_SAVE="$CPPFLAGS"
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_opm_LIBS_SAVE="${LIBS}"
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_opm_CPPFLAGS_SAVE="${CPPFLAGS}"
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LIBS="${BOOST_LDFLAGS} ${BOOST_UNIT_TEST_FRAMEWORK_LIB} ${LIBS}"
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CPPFLAGS="${BOOST_CPPFLAGS} ${CPPFLAGS}"
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@@ -66,12 +66,12 @@ AC_CACHE_CHECK([if the Boost.Test library can be linked dynamically],dnl
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AC_LANG_POP([C++])
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LIBS="$_opm_LIBS_SAVE"
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CPPFLAGS="$_opm_CPPFLAGS_SAVE"
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LIBS="${_opm_LIBS_SAVE}"
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CPPFLAGS="${_opm_CPPFLAGS_SAVE}"
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AS_IF([test x"$opm_cv_boost_link_static" = x"yes" -o \
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x"$opm_cv_boost_link_dynamic" = x"yes"],
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[AS_IF([test x"$opm_cv_boost_link_dynamic" = x"yes"],
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AS_IF([test x"${opm_cv_boost_link_static}" = x"yes" -o \
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x"${opm_cv_boost_link_dynamic}" = x"yes"],
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[AS_IF([test x"${opm_cv_boost_link_dynamic}" = x"yes"],
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[AC_DEFINE([HAVE_DYNAMIC_BOOST_TEST], [1],
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[Define to `1' if Boost.Test should use BOOST_TEST_DYN_LINK])]
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[:])[]dnl
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